LOGIC SOUNDLAB CPX840 Channel Mosfet Amplifier Watts

( Brand: Logic Soundlab ), ( Manufacturer Part Number: CPX840 ), ( Part Type: Amplifier ), ( Custom Bundle: No )

Review LOGIC SOUNDLAB Channel Mosfet Amplifier 840 Watts Model

The Logic SoundLab CPX840 Channel MOSFET Amplifier is a powerhouse of audio technology, designed for professional-grade audio applications. This amplifier boasts an impressive output of 840 watts, making it capable of delivering high-quality, crystal-clear sound with incredible punch and clarity.

The CPX840 is a Class AB design that utilizes the latest MOSFET technology for exceptional efficiency and reliability. This technology ensures minimal distortion, even at high volume levels, maintaining the integrity of your audio signal. The amplifier is bridgeable, allowing you to double the power output for applications that require even more punch.

The CPX840 features a rugged, high-quality build with a durable powder-coated finish. It is designed to withstand the rigors of regular use in live performance, installation, or studio environments. The front panel is equipped with LED power and clip indicators for easy monitoring of the amplifier's status.

The amplifier's input and output connections are gold-plated for superior signal transfer, ensuring a clean, noise-free connection. It also includes a variety of inputs, including XLR and 1/4" TRS, to accommodate different types of audio sources.

The Logic SoundLab CPX840 Channel MOSFET Amplifier is not just a piece of audio equipment; it's a tool for artists and audio professionals to deliver their sound with power, precision, and clarity. Whether you're performing live, installing a sound system, or recording in a studio, the CPX840 will provide the power you need to bring your audio to life.

The Logic Soundlab CPX840 Channel MOSFET Amplifier, with an output power of 840 watts, is a powerful amplifier for those seeking high-quality audio. Let's discuss its pros and cons to help you make an informed decision.

1. Powerful Output: With an output power of 840 watts, this amplifier can deliver a substantial amount of power to your speakers, ensuring loud and clear audio.

2. MOSFET Technology: MOSFET transistors are known for their high efficiency, fast response, and low distortion, making the CPX840 ideal for high-performance applications.

3. Adjustable Features: The amplifier offers various adjustable parameters, such as gain, bass, treble, and crossover, enabling you to fine-tune the sound to your preference.

4. Heat Sink Design: The large heatsink ensures that the amplifier stays cool during prolonged use, preventing thermal shutdown.

1. Size and Weight: Due to its high power output and heatsink design, the CPX840 is relatively large and heavy, which may pose installation challenges.

2. Price: As a high-performance amplifier, the CPX840 comes at a higher price point compared to some other options on the market.

3. Limited Inputs: The amplifier features only one pair of RCA inputs, which may be limiting for users with multiple audio sources.

In conclusion, the Logic Soundlab CPX840 Channel MOSFET Amplifier offers excellent power, MOSFET technology, and adjustable features, making it a great choice for those seeking high-quality audio in a powerful package. However, its size, weight, price, and limited inputs should be considered before making a purchase.

Recommendation: If you prioritize power, efficiency, and audio quality, the CPX840 could be a good fit for your needs, especially if you're setting up a high-performance stereo or subwoofer system. However, if size, weight, or budget are concerns, it may be worth exploring other options with similar features but more compact designs or lower price points.

Details:

Old school Logic Soundlab CPX840 4 channel amplifier, bench tested and fully functional, all input/outputs, levers, buttons, switches working as it should. Please look at all of the pictures for amplifier condition as it has some scratches.

part #: cpx840 prices

• $59.95-$69.95

specifications caramplifieca:

• brand: Logic Soundlab
• mpn: Cpx840
• part type: Amplifier
• custom bundle: No

shipping caramplifieca:

• service: USPS Ground Advantage
• cost: $12.75
• carrier: USPS
• type: Calculated
• class: Standard
• transit: 4-11 Days

offer caramplifieca:

• availability: In Stock
• best offers: True
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: August 18, 2025

payments caramplifieca:

• wallet: Paypal
• other
• credit card: Mastercard

general caramplifieca:

• condition: Used
• Vehicle Electronics GPS > Car Audio > Car Amplifiers

seller caramplifieca:

• # reviews: 956
• city: San Bernardino, California
• rating: 100.0%

returns caramplifieca:

• policy: No Returns

Logic Soundlab CPX840 Is Similar To:

• 210x Power Logic Coustic Amp Per Channel (36.5% similar) Up for sale is a vintage caustic power Logic 215X 75 watts RMS per channel microprocessor controlled multi-channel circuit design built-in crossover network this unit used and shows some wear see pics but working ready to be loved again...(March 27th, 2018)
• 65.12-9 121 635 Harman Becker Bmw Logic Top Hifi Dsp Amplifier Amp (32.3% similar) Part number: 5, 635DONOR car: 2006 BMW 330I E90 sedan. The amplifier is fully functioning. This is an oem Logic 7 top WiFi DPs amplifier from a 2006 BMW 330I E90...(February 4th, 2019)
• Abx1402 Logic Soundlab Watts Channel Mosfet Amplifier Amp Car Audio Bass (66.2% similar) 20XABX1404 channel mosfet power amplifier wpm controlled dc to switching supply ohm stable stereo remote bass control built-in block speaker terminals max power: 350W 4CH RMS 175W bridgeable Teri-mode capable variable high pass filter: 40HZ - 600HZ low 160HZ boost: 18DB line in out rca jack ...(January 14th, 2019)
• Al-1000 Audio Logic High Power Mosfet Ohm Condition (34.8% similar) Up for sale is an audio Logic AL-1000 car amplifier outputting 75 watts channel at. The sale includes a car amplifier installation kit and original box instructions for. It has sat boxed-up ever since in a climate-controlled environment and is near-mint condition. The installation kit and extras ...(February 10th, 2019)
• Al-1080 Logic Soundlab Powered Amplifier (51.9% similar) The unit has 4 channels, led indicators, thermal protection, with mosfet power supply. Used Logic Soundlab powered amplifier for sale...(September 12th, 2018)
• Alx980 Logic Soundlab 2ch Car (40.9% similar) ...(September 23rd, 2017)
• Amp-660 Acoustic Audio Super Rare Old School Power Logic Chan Amplifier (29.6% similar) In as is condition. Thanks and good luck. 100 working condition I did have all channels and tested from a certified audio installer. Most sought after caustic amps out there. Old school power. Super hard to find overall condition is really in good shape, just has the normal blemishes. I am a trusted...(March 19th, 2018)
• Amp200 Coustic Old School Power Logic Amplifier (27% similar) Up for sale is a used nonworking amplifier. I had got this for a bill someone owed. It is missing the harness for high side and one if terminal screws too. The amplifier doesn't power on. I have no control over delivery date once it has been shipped. Look at the pictures to get a better idea of ...(June 20th, 2018)
• Axp3000d Axp-3000d Axp.3000d Logic Soundlab Watts Mono Block Class Power Amplifier Amp Audio (43.6% similar) Comes with 3 year stereo needs warranty. Logic Soundlab AXP3000D 3000 watts mono block class power amplifier comes with 3 year warranty wpm controlled dc to switching supply 1 ohm stable max ohm: x channel RMS 1500 2/9 00 4/5 00 built-in variable low pass filter: 50HZ - 150HZ bass boost control: ...(June 8th, 2018)
• 215x Coustic Car Audio Old School Power Logic 2 Channel Stereo Amp Amplifier Crossover (38.7% similar) If you do not know how to install and not try it yourself. If you know how to do it by all means go for it. All functions have been tested work as they should. It is not worth damaging your car or starting a fire. Selling an old school caustic power Logic 215X 2 channel car steering very good ...(April 1st, 2016)
• Cpx500 Logic Soundlab Amplifier 2 (51.5% similar) For sale a new in box Logic CPX500 with bass remote - spec seen photos...(December 25th, 2017)